CN219492951U - Bidirectional adjustable rope locking device - Google Patents
Bidirectional adjustable rope locking device Download PDFInfo
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- CN219492951U CN219492951U CN202223502755.0U CN202223502755U CN219492951U CN 219492951 U CN219492951 U CN 219492951U CN 202223502755 U CN202223502755 U CN 202223502755U CN 219492951 U CN219492951 U CN 219492951U
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- rack
- locking
- hole
- hand wheel
- bidirectional
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Abstract
The utility model relates to a bidirectional adjustable rope locking device, and belongs to the field of rope locking devices. The device comprises a first rack, a two-way rope locking mechanism, a second rack, a hand wheel knob mechanism and other structural components in sequence. The two ends of the two-way rope locking mechanism are provided with tension heads, and the first rack and the second rack are respectively arranged on the tension heads in a penetrating way and are in threaded fit with the tension heads; the hand wheel knob is arranged on the bidirectional rope locking mechanism and meshed with the tooth shapes of the first rack and the second rack; when the hand wheel knob is turned, the tension head can realize telescopic movement under the action of the first rack and the second rack, and the ropes passing through the bidirectional rope locking mechanism are locked and unlocked. The bidirectional adjustable rope locking device can realize bidirectional effective locking of ropes, and has the advantages of simple and reliable structure, small and light volume and convenient locking and unlocking operation.
Description
Technical Field
The utility model belongs to the field of rope locking devices, and particularly relates to a bidirectional adjustable rope locking device.
Background
The rope locking device is widely applied to industrial production, can be used for high-altitude operation, and can be used for hanging articles as small as possible. At present, most of the rope locking devices have single structure, only can realize unidirectional locking, lose effect under the condition of reverse force application, can finish locking only by carrying out a series of complex operations when in use, and in the condition, the rope locking device which can realize bidirectional reliable locking and is convenient to use is necessarily designed.
Patent document CN302173328S discloses a telescopic tension head, the design of which is round, and which can be fixed by external threads for locking the wire. The two-way locking of the rope cannot be realized, and the locking rod is inconvenient to press down when passing through the rope.
Patent document CN208749921U discloses a rope locking device, including column casing and two lock rope mechanisms, two lock rope mechanisms all set up in the column casing, the column casing is solid structure, be provided with two in the column casing and hold lock rope mechanism hold the through-hole, hold the axis of through-hole and be on a parallel with the axis of column casing, two lock rope mechanisms all include circular clamp cover, clamp spring and locking lever, clamp spring's both ends are contradicted with circular clamp cover and locking lever respectively, the one end of locking lever outwards extends from the inside outside of column casing, two lock rope mechanisms's are parallel to each other and opposite direction sets up. The two-way locking of the rope cannot be realized, and the locking rod is inconvenient to press down when passing through the rope.
Disclosure of Invention
First, the technical problem to be solved
The utility model aims to solve the technical problems that: the bidirectional adjustable rope locking device is simple and reliable in structure, small and light in size, and is used for solving the problem of inconvenient locking and unlocking operations.
(II) technical scheme
In order to solve the technical problems, the present utility model provides a bidirectional adjustable rope locking device, comprising: the device comprises a first rack 1, a two-way rope locking mechanism 2, a second rack 3 and a hand wheel knob mechanism 4;
the bidirectional rope locking mechanism 2 includes: the tension head 21, the taper sleeve 22, the mounting shell 23 and the spring 25;
the tension head 21 includes: locking lever 211, steel ball 212;
the hand wheel knob mechanism 4 comprises: a hand wheel knob 44;
the installation shell 23 is provided with a through hole along the axis direction, one end of the through hole is a threaded hole, the other end of the through hole is a conical hole, the taper sleeve 22 is arranged at the threaded hole, and a conical surface is arranged inside the taper sleeve 22;
the locking rods 211 are of a hollow rod-shaped structure, two locking rods 211 are arranged in a colinear way and are oppositely and symmetrically arranged in the taper sleeve 22, the bottoms of the locking rods 211 are round table compression ends, a plurality of round holes which are distributed at equal intervals are formed in the circumferential surface of each round table compression end, a movable steel ball 212 is inlaid in each round hole, a part of each steel ball 212 extends outwards from the side wall, a spring 25 is arranged between the bottoms of the two locking rods 211, and two ends of each spring 25 respectively collide with the corresponding locking rod 211;
the first rack 1 and the second rack 3 have the same structure and are arranged symmetrically up and down, taking the first rack 1 as an example, the left end of the first rack 1 is provided with a pressing plate, the middle of the pressing plate is provided with a hole, the end part of the locking rod 211 is arranged at the hole, and the bottom of the first rack 1 is provided with a tooth shape;
the hand wheel knob 44 is arranged between the tooth shapes of the first rack 1 and the second rack 3.
Wherein, the circumference of the locking lever 211 is provided with three equally spaced round holes, and each round hole is embedded with a movable steel ball 212.
The front end of the locking rod 211 is provided with a straight groove and a thread, the outer part of the taper sleeve 22 is provided with the straight groove and the thread, and the conical surface arranged inside is attached to the compression end of the round table of the locking rod 211;
the conical hole of the mounting shell 23 is attached to the pressing end of the round table of the other locking lever 211.
Wherein the bidirectional locking mechanism 2 further comprises a first bearing 24;
the first rack 1 and the second rack 3 are respectively provided with a threaded through hole, a guide groove is arranged at the threaded through holes, the number of the first bearings 24 is two, and the first bearings are symmetrically arranged on the mounting shell 23 and are used for connecting the first rack 1 and the second rack 3.
Wherein, the hand wheel knob mechanism 4 further comprises: a mounting shaft 41, a retainer ring 42, and a second bearing 43;
the mounting shaft 41 is arranged at the front end of the hand wheel knob 44 and is used for mounting the second bearing 43 and fixing the second bearing 43 in a matched mode with the check ring 42, the hand wheel knob 44 is a stepped cylinder, a columnar tooth-shaped surface matched with the first rack 1 and the second rack 3 is arranged at the front end of the cylinder, and the rear end of the cylinder is a cylindrical surface for holding and rotating by hand.
Wherein, the mounting shell 23 is also provided with two columnar surfaces for mounting the first bearing 24 and threaded holes for mounting the hand wheel knob mechanism 4;
wherein the mounting housing 23 is provided with a threaded hole for connecting the mounting shaft 41.
(III) beneficial effects
Compared with the prior art, the utility model has the following beneficial effects: when the hand wheel knob is rotated, the gear, the first rack and the second rack are meshed with each other, the locking rod of the tension head is driven to conduct telescopic motion on the conical surface of the installation shell, bidirectional effective locking and unlocking of the rope can be conveniently achieved through the movable steel balls, the structure is simple and reliable, the size is small and exquisite, and the locking and unlocking operation is convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the tension head structure of the present utility model;
FIG. 3 is an exploded view of the present utility model;
FIG. 4 is a schematic view of the assembly of the present utility model;
fig. 5 is a schematic view of a hand wheel knob mechanism of the present utility model.
Detailed Description
For the purposes of clarity, content, and advantages of the present utility model, a detailed description of the embodiments of the present utility model will be described in detail below with reference to the drawings and examples.
To solve the above-mentioned problems, the present embodiment provides a bidirectional adjustable rope locking device, such as
1-5, comprising: the device comprises a first rack 1, a two-way rope locking mechanism 2, a second rack 3, a second rack 5 and a hand wheel knob mechanism 4;
the bidirectional rope locking mechanism 2 includes: the tension head 21, the taper sleeve 22, the mounting shell 23 and the spring 25;
the tension head 21 includes: locking lever 211, steel ball 212;
the hand wheel knob mechanism 4 comprises: a hand wheel knob 44;
0 the mounting housing 23 is provided with a through hole in the axial direction, one end of the through hole is threaded
The other end of the hole is a conical hole, the taper sleeve 22 is arranged at the threaded hole, and a conical surface is arranged in the taper sleeve 22;
the locking bars 211 are hollow bar-shaped structures, and two locking bars 211 are arranged in total
The axes are collinear and are reversely and symmetrically arranged in the taper sleeve 22, the bottom of the locking lever 211 is a round table compression end 5, a plurality of round holes which are distributed at equal intervals are arranged on the circumferential surface of the round table compression end, and each round hole is provided with a plurality of round holes
A movable steel ball 212 is embedded in the hole, a part of the steel ball 212 extends outwards from the side wall, a spring 25 is arranged between the bottoms of the two locking rods 211, and two ends of the spring 25 respectively abut against the locking rods 211;
the first rack 1 and the second rack 3 have the same structure and are arranged up and down symmetrically, taking the first 0 rack 1 as an example, the left end of the first rack 1 is provided with a pressing plate, the middle part of the pressing plate is provided with a hole, and the lock is provided with a lock
The end part of the tightening rod 211 is arranged at the opening, and the bottom of the first rack 1 is provided with a tooth shape;
the hand wheel knob 44 is arranged between the tooth shapes of the first rack 1 and the second rack 3.
Wherein, the circumference of the locking lever 211 is provided with three equally spaced round holes, and each round hole is embedded with a movable steel ball 212.
5, a straight groove and threads are provided at the front end of the locking lever 211, and the taper sleeve 22
The outside is provided with a straight slot and threads, and the conical surface arranged inside is attached to the compression end of the round table of one locking lever 211;
the conical hole of the mounting shell 23 is attached to the pressing end of the round table of the other locking lever 211.
Wherein the bidirectional locking mechanism 2 further comprises a first bearing 24;
the first rack 1 and the second rack 3 are respectively provided with a threaded through hole, a guide groove is arranged at the threaded through holes, the number of the first bearings 24 is two, and the first bearings are symmetrically arranged on the mounting shell 23 and are used for connecting the first rack 1 and the second rack 3.
Wherein, the hand wheel knob mechanism 4 further comprises: a mounting shaft 41, a retainer ring 42, and a second bearing 43;
the mounting shaft 41 is arranged at the front end of the hand wheel knob 44 and is used for mounting the second bearing 43 and fixing the second bearing 43 in a matched mode with the check ring 42, the hand wheel knob 44 is a stepped cylinder, a columnar tooth-shaped surface matched with the first rack 1 and the second rack 3 is arranged at the front end of the cylinder, and the rear end of the cylinder is a cylindrical surface for holding and rotating by hand.
Wherein, the mounting shell 23 is also provided with two columnar surfaces for mounting the first bearing 24 and threaded holes for mounting the hand wheel knob mechanism 4;
wherein the mounting housing 23 is provided with a threaded hole for connecting the mounting shaft 41.
When the locking device is used, the hand wheel knob 44 is rotated anticlockwise, the extending end of the locking rod 211 is driven to retract into the mounting shell 23 through the meshing of the gear and the first rack 1 and the second rack 3, the locking rod 211 can further squeeze the compression spring 25, when the extending end of the locking rod 211 is completely retracted into the through hole of the mounting shell 23, a rope is threaded in from a rope hole of any locking rod 211, and the threading process is completed by threading out from a rope hole of the other locking rod 211. The hand wheel knob 44 is rotated clockwise, the extending end of the locking lever 211 gradually extends out of the mounting housing 23, at this time, the compression end of the round table of the locking lever 211 is tightly attached to the conical surface in the mounting housing 23 under the action of the compression spring 25, and three movable steel balls 212 on the compression end of the round table of the locking lever 211 slowly retract inwards along with the extending of the locking lever 211 until the rope is compressed, thus completing a complete rope locking process. By repeating the above process and rotating the hand wheel knob 44 counterclockwise, the locking lever 211 is retracted into the mounting housing 23 through the extended end of the locking lever 211, the locking lever 211 presses the compression spring 25, when the extended end of the locking lever 211 is completely retracted into the through hole of the mounting housing 23, the truncated cone compression end of the locking lever 211 is separated from the conical surface in the mounting housing 23, and the three movable steel balls 212 on the truncated cone compression end of the locking lever 211 are not stressed any more, so that the locking lever can be separated from the rope, thereby completing a complete unlocking process.
The utility model has the following technical characteristics:
the bidirectional locking mechanism adopts two tension heads which are coaxially arranged, and can realize bidirectional locking of ropes.
The operation is convenient, and the locking and unlocking of the rope can be realized by rotating the hand wheel knob.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (7)
1. A bi-directional adjustable rope locker, comprising: the device comprises a first rack (1), a two-way rope locking mechanism (2), a second rack (3) and a hand wheel knob mechanism (4);
the bidirectional rope locking mechanism (2) comprises: the tension device comprises a tension head (21), a taper sleeve (22), a mounting shell (23) and a spring (25);
the tension head (21) comprises: a locking rod (211) and a steel ball (212);
the hand wheel knob mechanism (4) comprises: a hand wheel knob (44);
the mounting shell (23) is provided with a through hole along the axis direction, one end of the through hole is a threaded hole, the other end of the through hole is a conical hole, the taper sleeve (22) is arranged at the threaded hole, and a conical surface is arranged inside the taper sleeve (22);
the locking rods (211) are of hollow rod-shaped structures, two locking rods (211) are arranged in a taper sleeve (22) in a collinear and opposite symmetrical mode, the bottoms of the locking rods (211) are round table compression ends, a plurality of equidistant round holes are formed in the circumferential surface of each round table compression end, movable steel balls (212) are inlaid in each round hole, one part of each steel ball (212) extends outwards from the side wall, springs (25) are arranged between the bottoms of the two locking rods (211), and two ends of each spring (25) are respectively in interference with the corresponding locking rod (211);
the structure of the first rack (1) is the same as that of the second rack (3), the first rack (1) is arranged in an up-down symmetrical mode, a pressing plate is arranged at the left end of the first rack (1), the middle of the pressing plate is provided with a hole, the end part of the locking rod (211) is arranged at the hole, and the bottom of the first rack (1) is provided with a tooth shape;
the hand wheel knob (44) is arranged between the tooth shapes of the first rack (1) and the second rack (3).
2. The bidirectional adjustable rope locking device according to claim 1, wherein three equally spaced round holes are arranged on the circumferential surface of the locking rod (211), and a movable steel ball (212) is embedded in each round hole.
3. The bidirectional adjustable rope locking device according to claim 2, wherein a word groove and a thread are arranged at the front end of the locking rod (211), the word groove and the thread are arranged outside the taper sleeve (22), and a conical surface arranged inside is attached to the compression end of the round table of the locking rod (211);
the conical hole of the mounting shell (23) is attached to the pressing end of the round table of the other locking rod (211).
4. A bidirectional adjustable rope locker according to claim 3, characterized in that the bidirectional rope locking mechanism (2) further comprises a first bearing (24);
the first racks (1) and the second racks (3) are respectively provided with a threaded through hole, guide grooves are formed in the threaded through holes, the total number of the first bearings (24) is two, and the first bearings are symmetrically arranged on the mounting shell (23) and used for connecting the first racks (1) and the second racks (3).
5. The bidirectional adjustable rope locker of claim 4 wherein said hand wheel knob mechanism (4) further comprises: a mounting shaft (41), a retainer ring (42) and a second bearing (43);
the mounting shaft (41) is arranged at the front end of the hand wheel knob (44) and used for mounting the second bearing (43) and fixing the second bearing (43) in a matched mode with the check ring (42), the hand wheel knob (44) is a step-shaped cylinder, a columnar tooth-shaped surface matched with the first rack (1) and the second rack (3) is arranged at the front end of the cylinder, and the rear end of the cylinder is a cylindrical surface for holding and rotating by hand.
6. An adjustable rope locker according to claim 5, characterised in that the mounting housing (23) is further provided with two cylindrical surfaces for mounting the first bearing (24) and threaded holes for mounting the hand wheel knob mechanism (4).
7. An adjustable rope lock as claimed in claim 6, in which the mounting housing (23) is provided with a threaded bore for connection to a mounting shaft (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223502755.0U CN219492951U (en) | 2022-12-27 | 2022-12-27 | Bidirectional adjustable rope locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223502755.0U CN219492951U (en) | 2022-12-27 | 2022-12-27 | Bidirectional adjustable rope locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219492951U true CN219492951U (en) | 2023-08-08 |
Family
ID=87511415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223502755.0U Active CN219492951U (en) | 2022-12-27 | 2022-12-27 | Bidirectional adjustable rope locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219492951U (en) |
-
2022
- 2022-12-27 CN CN202223502755.0U patent/CN219492951U/en active Active
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